     true)
 
   (checkpoint [this])
+
+  (recover! [this replica-version checkpoint]
+    this)
 
   (checkpointed! [this epoch]
     true)


  (checkpoint [this])

  (checkpointed! [this epoch]
    true)



  (checkpoint [this])

  (recover! [this replica-version checkpoint]
    this)

  (synced? [this epoch]
    true)

